%I #7 Nov 18 2020 20:05:57
%S 1,1,2,4,10,20,56,116,321,739,1881,4200,12776,28528,74020,179197,
%T 492839,1146192
%N Number of ways to split 1, 2, 3, ..., 8n into n arithmetic progressions each with 8 terms.
%Y Cf. A104429-A104433, A104435-A104443.
%K nonn,more
%O 0,3
%A _Jonas Wallgren_, Mar 17 2005
%E a(0), a(10)-a(17) from _Alois P. Heinz_, Nov 18 2020
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